eclipses

Tag archives for eclipses

How the Earth moves, and how do we know?

“Nature is relentless and unchangeable, and it is indifferent as to whether its hidden reasons and actions are understandable to man or not.” -Galileo Galilei All of science is rooted in the idea that natural phenomena can be explained naturally, and that if we want to know how anything in the Universe works, all we…

How long does a Solar Eclipse last?

“The moon shuts off the beams of the sun as it passes across it, and darkens so much of the earth as the breadth of the blue-eyed moon amounts to.” -Empedocles, ~450 B.C. Less than two weeks ago, I saw my first annular eclipse, with some spectacular results at the moment of maximum eclipse. This…